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词汇 rheostat
词根词缀
Online Etymology Dictionary

rheostat
n.
1843, coined by English physicist Sir Charles Wheatstone (1802-1875) from Greek rheos "a flowing, stream" (from PIE root *sreu-, see rheum) + -stat "regulating device." Related: Rheostatic.
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更新时间:2025/3/14 0:05:17